Tankless Water Heater Calculator

Simultaneous Fixtures Usage:

Results

System Requirements:

  • Required Flow Rate: 0 GPM
  • Temperature Rise: 0°F
  • Required BTU: 0 BTU/hr

Heater Specifications:

  • Minimum Size: 0 kW/BTU
  • Recommended Size: 0 kW/BTU
  • Energy Factor: 0

Performance Analysis:

  • Operating Cost: $0/year
  • Energy Savings: 0%
  • Recommendations: Standard

Tankless Heater Principles

Key factors in selecting the right tankless water heater.

  • Flow Rate Maximum hot water needed simultaneously.
  • Temperature Rise Difference between inlet and desired temp.
  • BTU Rating Heating capacity of the unit.
  • Energy Factor Overall system efficiency.

Installation Tips

Location

Close to point of use.

Venting

Proper ventilation required.

Gas Line

Adequate size needed.

Maintenance

Annual descaling recommended.